import DynamoDBDocument, { Item } from './DocumentClient';
import ScanQuery from './queries/ScanQuery';
import QueryQuery from './queries/QueryQuery';
export interface TableIndexOptions<H, S> {
    tableName: string;
    indexName?: string;
    primaryKey: H;
    sortKey?: S;
    documentClient: DynamoDBDocument;
}
export type TableIndexOptionsArg<H, S> = TableIndexOptions<H, S> & ([S] extends [never] ? {} : {
    sortKey: S;
});
export type TableKeyArgs<T, H extends keyof T, S extends keyof T = never> = [
    S
] extends [never] ? [T[H], undefined?] : [T[H], T[S]];
export type TableKey<T, H extends keyof T, S extends keyof T = never> = {
    [K in keyof T & (H | S)]: [K] extends [H | S] ? T[K] : never;
};
export default class TableIndex<T extends Item, H extends keyof T, S extends keyof T = never> {
    readonly name: string;
    readonly indexName?: string;
    readonly primaryKey: H;
    readonly sortKey?: S;
    protected readonly client: DynamoDBDocument;
    constructor(opts: TableIndexOptionsArg<H, S>);
    key(...[primaryKey, sortKey]: TableKeyArgs<T, H, S>): TableKey<T, H, S>;
    scan(): ScanQuery<T, TableKey<T, H, S>>;
    query(): QueryQuery<T, TableKey<T, H, S>>;
}